| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [prep] [noun] | 716 |
|
| 2 | [been] [prep] several [noun] | 10 |
|
| 3 | has [prep] several [noun] | 8 |
|
| 4 | has [been] [prep] several | 7 |
|
